Pneumatic tire tread and buttress



FIG. 1 is a front elevational view of a pneumatic tire tread andbuttress showing my new design it being understood that the pattern isrepeated uniformly throughout the circumference of the tread andbuttress;

FIG. 2 is a perspective view thereof;

FIG. 3 is an enlarged fragmentary side elevation view thereof, theopposite side being a mirror image of that shown; and,

FIG. 4 is an enlarged fragmentary front elevational view thereof.

The broken line showing of environmental structure in FIGS. 2 and 3 ofthe drawing is for illustrative purposes only and forms no part of theclaimed design.

The ornamental design for a pneumatic tire tread and buttress, as shownand described.